Accession ID Name Pfam Type
PF12918 TcdB toxin N-terminal helical domain domain

This is a short helical bundle domain found associated with the catalytic domain of the TcdB toxin from C. difficile [1]. The function of this domain is unknown, but it may be involved in substrate recognition.
Pfam Range: 18-83 DPAM-Pfam Range: 9-71
Uniprot ID: A8GB49
Pfam Range: 21-82 DPAM-Pfam Range: 1-85
Uniprot ID: O68653
Pfam Range: 218-280 DPAM-Pfam Range: 218-305
Uniprot ID: A0A0H3PWS0

References

1: Structural basis for the function of Clostridium difficile toxin B. Reinert DJ, Jank T, Aktories K, Schulz GE; J Mol Biol. 2005;351:973-981. PMID:16054646